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Eritrea vs United Kingdom

26 metrics with data for both countries. The solid line is Eritrea; the dashed grey line is United Kingdom.

Country A · Eritrea
Country B · United Kingdom

Climate

CO2 emissions

Eritrea: 0.74 Mt CO2/year · 2024United Kingdom: 312.9 Mt CO2/year · 2024
020040060019401960198020002020United Kingdomhigh 1996low 1941

Carbon dioxide released each year from burning fossil fuels and industry. The main driver of global warming. Global Carbon Budget via Our World in Data

CO2 emissions per person

Eritrea: 0.21 t CO2/person/year · 2024United Kingdom: 4.53 t CO2/person/year · 2024
051019401960198020002020United Kingdomhigh 1996low 1941

Each person's share of their country's yearly CO2 emissions. A fairer way to compare countries of very different sizes. Global Carbon Budget via Our World in Data

Temperature anomaly

Eritrea: 0.53 °C vs 1991-2020 · 2025United Kingdom: 0.94 °C vs 1991-2020 · 2025
-2019401960198020002020United Kingdomhigh 2023low 1950

How much warmer or cooler a country's year was compared with its 1991-2020 average. Watch the map turn red as you move the slider towards today. Copernicus Climate Change Service (ERA5) via Our World in Data

Methane emissions

Eritrea: 4.74 Mt CO2e/year · 2024United Kingdom: 43.8 Mt CO2e/year · 2024
0501001501850190019502000United Kingdom

Methane traps around 80 times more heat than CO2 over 20 years. It comes mainly from livestock, rice, landfill and leaky fossil fuel infrastructure. Global Carbon Project / PRIMAP via Our World in Data

All greenhouse gases

Eritrea: 10.4 Mt CO2e/year · 2024United Kingdom: 390.3 Mt CO2e/year · 2024
05001850190019502000United Kingdomhigh 2020low 1858

Every warming gas combined: CO2, methane and nitrous oxide, expressed as CO2-equivalents. Jones et al. / PRIMAP via Our World in Data

Nitrous oxide emissions

Eritrea: 1.65 Mt CO2e/year · 2024United Kingdom: 28.1 Mt CO2e/year · 2024
020401850190019502000United Kingdom

N2O is nearly 300 times more warming than CO2 and comes mostly from fertilised farmland and livestock. Jones et al. / PRIMAP via Our World in Data

Aviation emissions per person

Eritrea: 15.8 kg CO2/person/year · 2018United Kingdom: 481.9 kg CO2/person/year · 2024
0200400201320142015201620172018United Kingdom

Each person's share of the CO2 from flights taking off in their country, including passengers and freight. ICCT / Graver et al. via Our World in Data

Energy

Energy use per person

Eritrea: 872.5 kWh/person/year · 2023United Kingdom: 28,016 kWh/person/year · 2024
020k40k199520002005201020152020United Kingdomhigh 1999low 2008

How much energy each person uses in a year, across electricity, transport, heating and industry. Energy Institute / Ember via Our World in Data

Solar electricity

Eritrea: 11.1 % of electricity · 2024United Kingdom: 6.61 % of electricity · 2025
051020002005201020152020United Kingdomhigh 2018

The share of a country's electricity generated from solar panels. The fastest-growing energy source in history. Ember / Energy Institute via Our World in Data

Wind electricity

Eritrea: 0.00 % of electricity · 2024United Kingdom: 29.4 % of electricity · 2025
010203020002005201020152020United Kingdom

The share of a country's electricity generated from wind turbines, onshore and offshore. Ember / Energy Institute via Our World in Data

Coal electricity

Eritrea: 0.00 % of electricity · 2024United Kingdom: 0.11 % of electricity · 2025
020406020002005201020152020United Kingdom

The share of electricity still generated by burning coal, the most polluting fuel. The number that must reach zero first. Ember / Energy Institute via Our World in Data

Oil electricity

Eritrea: 88.9 % of electricity · 2024United Kingdom: 4.37 % of electricity · 2025
05010020002005201020152020United Kingdomlow 2018

The share of a country's electricity generated by burning oil. Rare on big grids, still common on islands. Ember via Our World in Data

Gas electricity

Eritrea: 0.00 % of electricity · 2024United Kingdom: 31.1 % of electricity · 2025
0204020002005201020152020United Kingdom

The share of a country's electricity generated from natural gas, the least polluting fossil fuel but still a fossil fuel. Ember via Our World in Data

Land & Life

Tree cover loss

Eritrea: 0.00 ha/year · 2024United Kingdom: 22,786 ha/year · 2024
020k40k2005201020152020United Kingdomlow 2002

Forest area lost each year to fire, logging, farming and storms. Not all loss is permanent deforestation, but the trend matters. Global Forest Watch (Hansen/UMD) via Our World in Data

Forest area

Eritrea: 11.9 % of land · 2025United Kingdom: 13.5 % of land · 2025
05101990200020102020United Kingdom

How much of a country's land is covered by forest. FAO via Our World in Data

Deaths from natural disasters

Eritrea: 0.00 deaths/year · 2021United Kingdom: 1.02 deaths/year · 2021
0102020002005201020152020United Kingdom

People killed by floods, storms, droughts, heatwaves, earthquakes and other disasters each year. Single events dominate single years. IHME Global Burden of Disease via Our World in Data

Red List Index

Eritrea: 0.88 index (1 = species safe) · 2024United Kingdom: 0.97 index (1 = species safe) · 2024
00.51200020102020United Kingdomlow 2023

Tracks extinction risk across all assessed species. 1 means no species at risk; falling values mean wildlife sliding towards extinction. IUCN / SDG 15.5.1 via Our World in Data

Protected land

Eritrea: 0.00 % of land area · 2024United Kingdom: 28.4 % of land area · 2024
0102030201420162018202020222024United Kingdom

The share of a country's land under legal protection for nature. The global 30x30 target aims for 30% by 2030. World Bank / UNEP-WCMC via Our World in Data

Nitrogen fertiliser use

Eritrea: 1.87 kg N/ha of cropland · 2023United Kingdom: 114.5 kg N/ha of cropland · 2023
0100200200020102020United Kingdomhigh 1997low 2004

Nitrogen applied per hectare of cropland. It feeds half the world, but runoff chokes rivers and coastal seas. FAO via Our World in Data

Marine protected areas

Eritrea: 0.00 % of territorial waters · 2024United Kingdom: 46.8 % of territorial waters · 2024
02040201420162018202020222024United Kingdom

How much of a country's coastal waters are protected for nature. The global goal is 30% by 2030. UNEP-WCMC via Our World in Data

Urban population

Eritrea: 34.5 % living in cities · 2025United Kingdom: 83.3 % living in cities · 2025
0501960198020002020United Kingdomhigh 2012

The share of people living in towns and cities. Urbanisation shapes energy use, land use and how people experience climate change. UN World Urbanization Prospects via Our World in Data

Water

Water stress

Eritrea: 11.2 % of renewable resources withdrawn · 2022United Kingdom: 14.3 % of renewable resources withdrawn · 2022
0102020002005201020152020United Kingdomhigh 2004

How much of a country's renewable freshwater is withdrawn each year. Above 25% counts as stressed; above 100% means drawing down reserves. FAO AQUASTAT (SDG 6.4.2) via Our World in Data

Renewable water per person

Eritrea: 821.2 m³/person/year · 2022United Kingdom: 2,145 m³/person/year · 2022
01k2k199520002005201020152020United Kingdom

Each person's share of the country's renewable freshwater. Below 1,700 m³ is water stress; below 1,000 m³ is scarcity. FAO AQUASTAT via Our World in Data

Annual precipitation

Eritrea: 290.5 mm/year · 2025United Kingdom: 962.5 mm/year · 2025
05001k19401960198020002020United Kingdomhigh 1950low 2023

Total rain and snow that fell over a country in a year, averaged across its land area. Copernicus Climate Change Service (ERA5) via Our World in Data

Rainfall anomaly

Eritrea: -28.2 % vs 1961-1990 · 2025United Kingdom: -2.00 % vs 1961-1990 · 2025
010019401960198020002020United Kingdomhigh 1950low 2023

How much wetter (teal) or drier (brown) a country's year was compared with its 1961-1990 average. A simple drought and deluge signal. Derived from Copernicus ERA5 precipitation via Our World in Data

Pollution

Air pollution (PM2.5)

Eritrea: 25.0 µg/m³ annual mean · 2024United Kingdom: 8.80 µg/m³ annual mean · 2024
010203020002005201020152020United Kingdomhigh 2017low 1999

Average exposure to fine particles small enough to enter the bloodstream. The WHO guideline is 5 µg/m³. World Bank / van Donkelaar et al. via Our World in Data